Difference between revisions of "Cisco IOS DHCP Server configuration"

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[[Cisco IOS]] [[Dynamic Host Configuration Protocol|DHCP]] Server configuration: https://study-ccna.com/configure-cisco-router-as-dhcp-server/
 
[[Cisco IOS]] [[Dynamic Host Configuration Protocol|DHCP]] Server configuration: https://study-ccna.com/configure-cisco-router-as-dhcp-server/
  
<pre>
+
Global configuration, not local to dhcp pool.
cisco_ios_sw(config)#ip dhcp excluded-address 192.168.0.1 192.168.0.47
+
cisco_ios_sw(config)#[[ip dhcp excluded-address]] 192.168.0.1 192.168.0.47
cisco_ios_sw(config)#ip dhcp pool YOUR_DHCP_POOLNAME
+
cisco_ios_sw(config)#[[ip dhcp excluded-address]] 192.168.5.47
cisco_ios_sw(dhcp-config)#network 192.168.0.0 255.255.255.0
 
cisco_ios_sw(dhcp-config)#default-router 192.168.0.1
 
cisco_ios_sw(dhcp-config)#dns-server 192.168.0.1
 
</pre>
 
  
 +
cisco_ios_sw(config)#ip dhcp pool YOUR_DHCP_POOLNAME
 +
cisco_ios_sw(dhcp-config)#network 192.168.0.0 255.255.255.0
 +
cisco_ios_sw(dhcp-config)#default-router 192.168.0.1
 +
cisco_ios_sw(dhcp-config)#dns-server 192.168.0.1
  
<code>[[show running-config]]</code>
 
  
 +
[[show running-config]]
 
  .../...
 
  .../...
  [[ip dhcp pool]] YOUR_POOL_NAME
+
  [[ip dhcp]] pool YOUR_POOL_NAME
 
   [[import]] all
 
   [[import]] all
 
   [[network]] 10.10.10.0 255.255.255.0
 
   [[network]] 10.10.10.0 255.255.255.0
Line 24: Line 23:
  
  
Static IPs:
+
== [[Cisco IOS: Static IPs in DHCP]] ==
 
 
You cannot configure manual bindings within the same pool that is configured with the networkcommand in DHCP pool configuration mode. See the "Configuring DHCP Address Pools" section for information about DHCP address pools and the network command. <ref>https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_dhcp/configuration/12-2sx/dhcp-12-2sx-book/config-dhcp-client.html#GUID-BCEB43D4-8C44-4C86-BBAA-6B977196D35C</ref>
 
.../...
 
ip dhcp pool STATIC_IP
 
host 192.168.184.183 255.255.255.0
 
[[hardware-address]] bce1.43d4.16b1
 
default-router 192.168.183.1
 
dns-server x.170.119.9 x.170.119.19 8.8.8.8 8.8.4.4
 
.../...
 
 
 
  
 
== Commands ==
 
== Commands ==

Latest revision as of 08:09, 22 April 2021

Cisco IOS DHCP Server configuration: https://study-ccna.com/configure-cisco-router-as-dhcp-server/

Global configuration, not local to dhcp pool.

cisco_ios_sw(config)#ip dhcp excluded-address 192.168.0.1 192.168.0.47
cisco_ios_sw(config)#ip dhcp excluded-address 192.168.5.47
cisco_ios_sw(config)#ip dhcp pool YOUR_DHCP_POOLNAME
cisco_ios_sw(dhcp-config)#network 192.168.0.0 255.255.255.0
cisco_ios_sw(dhcp-config)#default-router 192.168.0.1
cisco_ios_sw(dhcp-config)#dns-server 192.168.0.1


show running-config
.../...
ip dhcp pool YOUR_POOL_NAME
 import all
 network 10.10.10.0 255.255.255.0
 default-router 10.10.10.1 
 domain-name YOUR_DOMAIN.COM
 dns-server 10.10.10.1 8.8.8.8
 lease 2
.../...


Cisco IOS: Static IPs in DHCP[edit]

Commands[edit]

Activities[edit]

Related terms[edit]

  • client-identifier
  • Jun 6 14:50:40.456: %DHCPD-4-PING_CONFLICT: DHCP address conflict: server pinged 10.10.xxx.xxx.

See also[edit]

  • https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr/command/ipaddr-cr-book/ipaddr-l1.html#wp3986925401
  • Advertising: